[INFO] updating cached repository aickin/rust_advent_2016
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/aickin/rust_advent_2016
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/aickin/rust_advent_2016" "work/ex/beta-1.38-1/sources/1.37.0/gh/aickin/rust_advent_2016"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/aickin/rust_advent_2016'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/aickin/rust_advent_2016" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aickin/rust_advent_2016"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aickin/rust_advent_2016'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 416afbcf873f46cc8f525d4f4344da319aea1133
[INFO] sha for GitHub repo aickin/rust_advent_2016: 416afbcf873f46cc8f525d4f4344da319aea1133
[INFO] validating manifest of aickin/rust_advent_2016 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of aickin/rust_advent_2016 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing aickin/rust_advent_2016
[INFO] finished frobbing aickin/rust_advent_2016
[INFO] frobbed toml for aickin/rust_advent_2016 written to work/ex/beta-1.38-1/sources/1.37.0/gh/aickin/rust_advent_2016/Cargo.toml
[INFO] started frobbing aickin/rust_advent_2016
[INFO] finished frobbing aickin/rust_advent_2016
[INFO] frobbed toml for aickin/rust_advent_2016 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aickin/rust_advent_2016/Cargo.toml
[INFO] crate aickin/rust_advent_2016 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing aickin/rust_advent_2016 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/aickin/rust_advent_2016:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] b9aa599890a66d8a771ad5e06474205549799a62b11ee92fb8425e0bdee499f9
[INFO] running `"docker" "start" "-a" "b9aa599890a66d8a771ad5e06474205549799a62b11ee92fb8425e0bdee499f9"`
[INFO] [stderr]    Compiling rust_advent_2016 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `"docker" "inspect" "b9aa599890a66d8a771ad5e06474205549799a62b11ee92fb8425e0bdee499f9"`
[INFO] running `"docker" "rm" "-f" "b9aa599890a66d8a771ad5e06474205549799a62b11ee92fb8425e0bdee499f9"`
[INFO] [stdout] b9aa599890a66d8a771ad5e06474205549799a62b11ee92fb8425e0bdee499f9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/aickin/rust_advent_2016:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 16c473c2da01794e82f037bd3d3fe80bbbc5c3c7cf9116dad8fdd78d7abed0a6
[INFO] running `"docker" "start" "-a" "16c473c2da01794e82f037bd3d3fe80bbbc5c3c7cf9116dad8fdd78d7abed0a6"`
[INFO] [stderr]    Compiling rust_advent_2016 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "16c473c2da01794e82f037bd3d3fe80bbbc5c3c7cf9116dad8fdd78d7abed0a6"`
[INFO] running `"docker" "rm" "-f" "16c473c2da01794e82f037bd3d3fe80bbbc5c3c7cf9116dad8fdd78d7abed0a6"`
[INFO] [stdout] 16c473c2da01794e82f037bd3d3fe80bbbc5c3c7cf9116dad8fdd78d7abed0a6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/aickin/rust_advent_2016:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] bff62d53634c0f0b3aab2f86d8f6780474230e67a77bd2251923acc3123eeb89
[INFO] running `"docker" "start" "-a" "bff62d53634c0f0b3aab2f86d8f6780474230e67a77bd2251923acc3123eeb89"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_advent_2016-5909c69066269884
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "bff62d53634c0f0b3aab2f86d8f6780474230e67a77bd2251923acc3123eeb89"`
[INFO] running `"docker" "rm" "-f" "bff62d53634c0f0b3aab2f86d8f6780474230e67a77bd2251923acc3123eeb89"`
[INFO] [stdout] bff62d53634c0f0b3aab2f86d8f6780474230e67a77bd2251923acc3123eeb89